/*
 * Copyright 2017 Google, Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License")
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 */

package com.netflix.spinnaker.halyard.cli.command.v1.converter;

import ch.qos.logback.classic.Level;
import com.beust.jcommander.IStringConverter;

public class LogLevelConverter implements IStringConverter<Level> {
  @Override
  public Level convert(String value) {
    Level res = Level.toLevel(value, Level.OFF);

    if (!res.levelStr.equalsIgnoreCase(value)) {
      throw new IllegalArgumentException("Log level " + value + " is not valid. The options are: OFF, ERROR, WARN, INFO, DEBUG, TRACE, or ALL.");
    }

    return res;
  }
}
